Backplate for HVAC control device



FIG. 1 is a front view of a backplate for an HVAC control device, showing our new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof, the left side view thereof being a mirror image of the right side view thereof; and,

FIG. 4 is a perspective view thereof.

The broken line showings in the preceding FIGURES form no part of the claimed design. 

CLAIM The ornamental design of a backplate for an HVAC control device, as shown and described. 